CVE-2023-31447

user_login.cgi on Draytek Vigor2620 devices before 3.9.8.4 (and on all versions of Vigor2925 devices) allows attackers to send a crafted payload to modify the content of the code segment, insert shellcode, and execute arbitrary code.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
VendorProductVersion
draytekvigor2620_firmware
𝑥
< 3.9.8.4
draytekvigor2625_firmware
*
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://draytek.com
https://gist.github.com/rrrrrrri/013c9eef64b265af4163478bfcf29ff4
https://draytek.com
https://gist.github.com/rrrrrrri/013c9eef64b265af4163478bfcf29ff4